Legacy Pesticides Effects on Water Supply and Ocean Water Quality - - PowerPoint PPT Presentation

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Oct 20, 2023 209 likes •258 views

Legacy Pesticides Effects on Water Supply and Ocean Water Quality Concerns about legacy pesticides Evaluated extensively in environmental review, design and DDW review processes Few legacy pesticides detected in RTP source waters Of

SLIDE 1

Legacy Pesticides Effects on Water Supply and Ocean Water Quality

SLIDE 2

Evaluated extensively in environmental review,

design and DDW review processes

Few legacy pesticides detected in RTP source waters
Of those detected, all were below safe drinking

water levels or will be below safe drinking water levels after treatment in the RTP

AWPF provides extra protection: >99.98% removal
Detailed info at: PureWaterMonterey.org/FAQs

Concerns about legacy pesticides

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Pesticide Removal

Through Treatment Prior to RO & UV/AOP

200 400 600 800 1000 DDT Concentration (ng/L) Primary influent Secondary effluent Ozone effluent MF effluent World Health Organization drinking water guidance value Drinking Water Detection Limit

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5 10 15 20 25 30 Dieldrin Concentration (ng/L) Primary influent Secondary effluent Ozone effluent MF effluent World Health Organization drinking water guidance value Drinking Water Detection Limit